MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
Quiz
Computer Science
Data Science
Quiz 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Q.1
Atomic vectors and Lists have three common properties :
Type function, what it is?
Length function, how many elements it contains.
Attribute function, extra arbitrary metadata.
None of Above
All of the above
Q.2
R is an interpreted language so it can access through_____________?
Disk operating system
Command line interpreter
Operating system
User interface operating system
Q.3
Which of the following approach should be used to ask Data Analysis question?
Find only one solution for particular problem
Find out the question which is to be answered
Find out answer from dataset without asking question
None of the mentioned
Q.4
Vectors come in two parts_____ and _____.
Atomic vectors and matrix
Atomic vectors and array
Atomic vectors and list
Q.5
R is an__________programming language?
Closed source
GPL
Open source
Definite source
Q.6
Which of the following is characteristic of Processed Data?
All steps should be noted
Hard to use for data analysis
Data is not ready for analysis
None of the above
Q.7
Which of the following is NOT a machine learning algorithm?
SVM
SVG
Random Forest
None of the mentioned
Q.8
Which of the following step is performed by data scientist AFTER acquiring the data?
Data Cleansing
Data Integration
Data Replication
All of the mentioned
Q.9
Data has been collected on visitors' viewing habits at a bank's website. Which technique is used to identify pages commonly viewed during the same visit to the website?
Clustering
Association Rules
Classification
Regression
Q.10
Which is not a tool for Statistical Data Analysis?
ANOVA
Logistic Regression
Linear & Non-linear Regression
Histogram
Q.11
Which of the following is the most important language for Data Science?
Java
Ruby
R
None of the mentioned
Q.12
Which one is NOT from Phase 1 of Data Science Life Cycle
Identifying key variables
Learning the target domain
Developing initial hypothesis
Visualize initial hypothesis
Q.13
Which of the following is performed by Data Scientist
Define the question
Create reproducible code
Challenge results
All of the above
Q.14
A collection of information about a related topic is referred to as a ________
Conclusion
Visualisation
Analysis
Data
Q.15
Choose the correct keyword for this definition:A graphical representation of a data set
Visualisation
Data Set
Investigative Cycle
Q.16
The following set of data is categorical or numerical data? red, red, blue, green, red, green, red, red, blue, blue
categorical
numerical
Q.17
What is the mean of test scores?{100}
87
85, 95, and 100
30
85 and 90
Q.18
To find the _________ you add up all the numbers and then divide by how many numbers you have.
Mean
Median
Mode
Range
Q.19
To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.
Mean
Median
Mode
Range
Q.20
Plan is the first stage in the Investigative Cycle
True
False
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page